Here is a list of Hirota's best fights. For a list of Hirota's losses, refer to "Mizuto Hirota Losses".
On August 26, 2011 Mizuto Hirota fought Katsunori Kikuno in a lightweight title fight for Kikuno's DEEP Championship title. Hirota was 30 years old and with a record of 13-4-1 (8), and Kikuno was 29 years old and with a record of 15-3-2 (9). Hirota won the fight via 3-round unanimous decision and is crowned the new DEEP lightweight champion.
On May 10, 2009 Mizuto Hirota faced off against Mitsuhiro Ishida in a lightweight bout at age 28. He was coming in with a record of 11-3-1 (7), and Ishida was 30 years old and with a record of 18-4-1 (5). Hirota stopped Mitsuhiro Ishida via TKO.
On February 18, 2012 Mizuto Hirota met Seichi Ikemoto in a lightweight (DEEP Championship) title defense fight. Hirota was 30 years old and with a record of 14-4-1 (8), and Ikemoto was 36 years old and with a record of 20-17-5 (11). Hirota won the fight via 3-round unanimous decision and successfully defended his title.
On December 17, 2016 Mizuto Hirota faced off against Cole Miller in a featherweight bout at age 35. He was coming in with a record of 18-7-2 (10), and Miller was 32 years old and with a record of 21-10 (18). Hirota won the fight via 3-round unanimous decision.
On April 5, 2008 Mizuto Hirota faced off against Tomonari Kanomata in a lightweight bout at age 26. He was coming in with a record of 9-2 (5), and Kanomata was 28 years old and with a record of 11-2-3 (6). Hirota stopped Tomonari Kanomata via TKO.
On October 26, 2014 Mizuto Hirota faced off against Masakazu Imanari in a featherweight bout at age 33. He was coming in with a record of 16-7-1 (9), and Imanari was 38 years old and with a record of 28-13-2 (19). Hirota stopped Masakazu Imanari via TKO.
On April 29, 2014 Mizuto Hirota faced off against Daisuke Nakamura in a featherweight bout at age 32. He was coming in with a record of 15-7-1 (8), and Nakamura was 33 years old and with a record of 27-14 (20). Hirota won the fight via 3-round unanimous decision.
On August 24, 2008 Mizuto Hirota faced off against Ryan Schultz in a lightweight bout at age 27. He was coming in with a record of 10-2 (6), and Schultz was 31 years old and with a record of 21-9-1 (14). Hirota stopped Ryan Schultz via KO.
On August 2, 2009 Mizuto Hirota faced off against Satoru Kitaoka in a lightweight bout at age 28. He was coming in with a record of 12-3-1 (8), and Kitaoka was 29 years old and with a record of 25-8-9 (14). Hirota stopped Satoru Kitaoka via TKO.
On December 31, 2014 Mizuto Hirota faced off against Kyu Hwa Kim in a featherweight bout at age 33. He was coming in with a record of 17-7-1 (10). Hirota stopped Kyu Hwa Kim via TKO.